Sulfotep, 10.0 µg/ml, Ethyl acetate, 10ml Back Catalog number: 677927 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 67004 Cephalosporins Price on request 30108 EPA Method 552.2 - Surrogate Standard Price on request 70690 Fenvalerate Price on request